fsi: Add trace events in initialization path

Add definitions for trace events to show the scanning flow.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Link: https://lore.kernel.org/r/20220207161640.35605-1-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>

1 files changed, 86 insertions, 0 deletions

diff --git a/include/trace/events/fsi.h b/include/trace/events/fsi.h
index 9832cb8e0eb0..c9a72e8432b8 100644
--- a/include/trace/events/fsi.h
+++ b/include/trace/events/fsi.h
@@ -122,6 +122,92 @@ TRACE_EVENT(fsi_master_break,
 	)
 );
 
+TRACE_EVENT(fsi_slave_init,
+	TP_PROTO(const struct fsi_slave *slave),
+	TP_ARGS(slave),
+	TP_STRUCT__entry(
+		__field(int,	master_idx)
+		__field(int,	master_n_links)
+		__field(int,	idx)
+		__field(int,	link)
+		__field(int,	chip_id)
+		__field(__u32,	cfam_id)
+		__field(__u32,	size)
+	),
+	TP_fast_assign(
+		__entry->master_idx = slave->master->idx;
+		__entry->master_n_links = slave->master->n_links;
+		__entry->idx = slave->cdev_idx;
+		__entry->link = slave->link;
+		__entry->chip_id = slave->chip_id;
+		__entry->cfam_id = slave->cfam_id;
+		__entry->size = slave->size;
+	),
+	TP_printk("fsi%d: idx:%d link:%d/%d cid:%d cfam:%08x %08x",
+		__entry->master_idx,
+		__entry->idx,
+		__entry->link,
+		__entry->master_n_links,
+		__entry->chip_id,
+		__entry->cfam_id,
+		__entry->size
+	)
+);
+
+TRACE_EVENT(fsi_slave_invalid_cfam,
+	TP_PROTO(const struct fsi_master *master, int link, uint32_t cfam_id),
+	TP_ARGS(master, link, cfam_id),
+	TP_STRUCT__entry(
+		__field(int,	master_idx)
+		__field(int,	master_n_links)
+		__field(int,	link)
+		__field(__u32,	cfam_id)
+	),
+	TP_fast_assign(
+		__entry->master_idx = master->idx;
+		__entry->master_n_links = master->n_links;
+		__entry->link = link;
+		__entry->cfam_id = cfam_id;
+	),
+	TP_printk("fsi%d: cfam:%08x link:%d/%d",
+		__entry->master_idx,
+		__entry->cfam_id,
+		__entry->link,
+		__entry->master_n_links
+	)
+);
+
+TRACE_EVENT(fsi_dev_init,
+	TP_PROTO(const struct fsi_device *dev),
+	TP_ARGS(dev),
+	TP_STRUCT__entry(
+		__field(int,	master_idx)
+		__field(int,	link)
+		__field(int,	type)
+		__field(int,	unit)
+		__field(int,	version)
+		__field(__u32,	addr)
+		__field(__u32,	size)
+	),
+	TP_fast_assign(
+		__entry->master_idx = dev->slave->master->idx;
+		__entry->link = dev->slave->link;
+		__entry->type = dev->engine_type;
+		__entry->unit = dev->unit;
+		__entry->version = dev->version;
+		__entry->addr = dev->addr;
+		__entry->size = dev->size;
+	),
+	TP_printk("fsi%d: slv%d: t:%02x u:%02x v:%02x %08x@%08x",
+		__entry->master_idx,
+		__entry->link,
+		__entry->type,
+		__entry->unit,
+		__entry->version,
+		__entry->size,
+		__entry->addr
+	)
+);
 
 #endif /* _TRACE_FSI_H */